Finding the Third Proportional to 459,040 and 984,488

Step by Step Solution

1. Step 1: Write the proportion equation
   459,040 : 984,488 = 984,488 : x
2. Step 2: Convert to fraction form
   459,040/984,488 = 984,488/x
3. Step 3: Cross multiply
   459,040x = 984,488 × 984,488
4. Step 4: Simplify right side
   459,040x = 969,216,622,144
5. Step 5: Solve for x
   x = 969,216,622,144/459,040
6. Step 6: Final answer
   x = 2,111,399.05